1945 United States Assay Commission Medal. Designs by Augustin Dupre. JK AC-90. Rarity-7. Bronze. Edge Incuse HON. NELLIE TAYLOE ROSS. MS-66 (NGC).76 mm. Standard Mint golden-bronze patina blankets exceptionally well preserved and aesthetically pleasing surfaces.<p>The 1945 is certainly one of the most attractive and eagerly sought entries in the Assay Commission series. The obverse features the classic portrait from the Libertas Americana medal engraved by Augustin Dupre in Paris during the 1780s at the request of Benjamin Franklin. The reverse design is an adaptation of Dupres Diplomatic medal, also prepared in Paris, although in that case by order of Thomas Jefferson. An elusive issue, an example of JK AC-90 was not included in our (Stacks) November 2008 sale of the fabulous Ernest E. Keusch Collection of United States Assay Medals. The present offering is sure to see spirited bidding from advanced students of this important and challenging series.From our Baltimore Auction of March 2016, lot 12052.